18 results
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Central retinal ... Positive "spot sign ... " on Ocular Ultrasound ... Clinical #POCUS #Ocular ... #Ultrasound
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... (CRAO) • The retina ... supplying the macula ... ophthalmology #diagnosis ... #signs #symptoms
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... Decr Visual pigment ... production -> Corneal ... ophthalmology #diagnosis ... #signs #symptoms
Shafer's sign on Slit Lamp Ocular Examination

Shafer's sign in a patient with retinal detachment.

Dr. Sebastian Vega
Shafer's sign on ... Slit Lamp Ocular ... a patient with retinal ... Shafers #Shafers #sign ... #Ocular #PhysicalExam
Shafer's sign on Slit Lamp Ocular Examination

Pigmented cells in the anterior vitreous, which is highly suggestive
Shafer's sign on ... Slit Lamp Ocular ... a tear in the retina ... Shafers #Schaffers #sign ... #Ocular #PhysicalExam
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hemorrhages in the inner retina ... nervefiber layer -> Retinal ... of the terminal retinal ... lesions in the inner retinal ... #signs #symptoms
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... Occlusion (CRAO) on Ocular ... intra-arterial spot sign ... arrow) c/w central retinal ... Occlusion #CRAO #Ocular
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
- Impinges on ocular ... Impaired extra-ocular ... -> Corneal drying ... ophthalmology #diagnosis ... #signs #symptoms
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... disease (panuveitis, retinal ... involvement (uveitis or retinal ... : Giant retinal ... #management #signs
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Episcleritis Ocular ... Optic neuritis • Retinal ... detachment • Central retinal ... occlusion • Central retinal ... Conjunctivitis #ocular